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Analog synthesizer
 
 
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An analog or analogue synthesizer (or analog synth) is a synthesizer
Synthesizer

A synthesizer is an electronic instrument capable of producing a variety of sounds by generating and combining signals of different frequency....
 that uses analog circuits and analog computer
Analog computer

An analog computer is a form of computer that uses continuous physical phenomena such as electrical, mechanical, or hydraulic quantities to model the problem being solved....
 techniques to generate sound electronically. The earliest analog synthesizers in the 1920s and 1930s such as the Trautonium
Trautonium

The trautonium is a Monophony electronic musical instrument invented ca. 1929 by Friedrich Trautwein in Berlin. Soon Oskar Sala joined him, continuing development until Sala's death in 2002....
 were built with a variety of valve and electro-mechanical technologies. After the 1960s, analog synthesizers were built with a variety of operational amplifier
Operational amplifier

An operational amplifier, which is often called an op-amp, is a direct current-Direct coupling high-gain electronic voltage electronic amplifier with differential inputs and, usually, a single output....
 (op-amp) integrated circuit
Integrated circuit

In electronics, an integrated circuit is a miniaturized electronic circuit that has been manufactured in the surface of a thin Wafer of semiconductor material....
s, along with potentiometer
Potentiometer

A potentiometer is a three-terminal resistor with a sliding contact that forms an adjustable voltage divider. If only two terminals are used , it acts as a variable resistor or Rheostat....
 (pot, or variable resistor
Resistor

|- align = "center"||width = "25"|| |- align = "center"||| Potentiometer|- align = "center"| || |- align = "top"| Resistor|| Variable resistor...
) to adjust the traits of the sound that is produced.






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Encyclopedia


An analog or analogue synthesizer (or analog synth) is a synthesizer
Synthesizer

A synthesizer is an electronic instrument capable of producing a variety of sounds by generating and combining signals of different frequency....
 that uses analog circuits and analog computer
Analog computer

An analog computer is a form of computer that uses continuous physical phenomena such as electrical, mechanical, or hydraulic quantities to model the problem being solved....
 techniques to generate sound electronically. The earliest analog synthesizers in the 1920s and 1930s such as the Trautonium
Trautonium

The trautonium is a Monophony electronic musical instrument invented ca. 1929 by Friedrich Trautwein in Berlin. Soon Oskar Sala joined him, continuing development until Sala's death in 2002....
 were built with a variety of valve and electro-mechanical technologies. After the 1960s, analog synthesizers were built with a variety of operational amplifier
Operational amplifier

An operational amplifier, which is often called an op-amp, is a direct current-Direct coupling high-gain electronic voltage electronic amplifier with differential inputs and, usually, a single output....
 (op-amp) integrated circuit
Integrated circuit

In electronics, an integrated circuit is a miniaturized electronic circuit that has been manufactured in the surface of a thin Wafer of semiconductor material....
s, along with potentiometer
Potentiometer

A potentiometer is a three-terminal resistor with a sliding contact that forms an adjustable voltage divider. If only two terminals are used , it acts as a variable resistor or Rheostat....
 (pot, or variable resistor
Resistor

|- align = "center"||width = "25"|| |- align = "center"||| Potentiometer|- align = "center"| || |- align = "top"| Resistor|| Variable resistor...
) to adjust the traits of the sound that is produced. Analog synthesizers also use low-pass filter
Low-pass filter

A low-pass filter is a electronic filter that passes low-frequency signal but attenuates signals with frequencies higher than the cutoff frequency....
s and high-pass filter
High-pass filter

A high-pass filter is a electronic filter that passes high frequency well, but attenuation frequencies lower than the cutoff frequency. The actual amount of attenuation for each frequency varies from filter to filter....
s to modify the sound. While 1960s-era analog synthesizers such as the Moog
Moog

Moog may refer to:* Robert Moog , a pioneer of electronic music and inventor of the Moog synthesizer* Moog synthesizer, a number of analog synthesizers designed by Robert Moog...
 used a number of independent electronic modules connected by patch cables, later analog synthesizers such as the Minimoog
Minimoog

The Minimoog is a monophonic analog synthesizer, invented by Bill Hemsath and Robert Moog. Released in 1971 by the original Moog Music, it was among the first widely available, portable and relatively affordable synthesizers....
 integrated them into single units, eliminating patch cords in favour of integrated signal routing systems.

History


1920s-1950s